Here are pix of an 8" Basket Weave Coil.
30 turns of 1.5mm Litz (have no Idea of its configuration)
Inductance 190uH
Self resonance 790KHz
Set up with Stuart PI II Revisited.
Close wound magnet wire 30T 1g gold 50mm
This coil 1g gold 80mm
Pulse width 30uS...